NL67373C - - Google Patents
Info
- Publication number
- NL67373C NL67373C NL67373DA NL67373C NL 67373 C NL67373 C NL 67373C NL 67373D A NL67373D A NL 67373DA NL 67373 C NL67373 C NL 67373C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/36—DC amplifiers in which all stages are DC-coupled with tubes only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0046—Arrangements for measuring currents or voltages or for indicating presence or sign thereof characterised by a specific application or detail not covered by any other subgroup of G01R19/00
- G01R19/0076—Arrangements for measuring currents or voltages or for indicating presence or sign thereof characterised by a specific application or detail not covered by any other subgroup of G01R19/00 using thermionic valves
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B11/00—Automatic controllers
- G05B11/01—Automatic controllers electric
- G05B11/012—Automatic controllers electric details of the transmission means
- G05B11/013—Automatic controllers electric details of the transmission means using discharge tubes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US391376A US2308997A (en) | 1941-05-01 | 1941-05-01 | Electric wave translation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL67373C true NL67373C (OSRAM) |
Family
ID=23546351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL67373D NL67373C (OSRAM) | 1941-05-01 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2308997A (OSRAM) |
| FR (1) | FR948178A (OSRAM) |
| GB (1) | GB625379A (OSRAM) |
| NL (1) | NL67373C (OSRAM) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2480418A (en) * | 1944-05-04 | 1949-08-30 | Radio Television Inst Inc | Amplifier with heater compensation |
| US2523468A (en) * | 1945-01-25 | 1950-09-26 | Donald G C Hare | Emission stabilized electronic valve |
| US2511122A (en) * | 1945-06-13 | 1950-06-13 | Bell Telephone Labor Inc | Amplifier compensated for cathode emission change |
| US2786197A (en) * | 1946-03-29 | 1957-03-19 | Sperry Rand Corp | Ranging system |
| US2470048A (en) * | 1946-05-31 | 1949-05-10 | Bendix Aviat Corp | Television receiver |
| US2547107A (en) * | 1947-09-18 | 1951-04-03 | Bell Telephone Labor Inc | Stabilized amplifier |
| US2601485A (en) * | 1948-11-27 | 1952-06-24 | Sun Oil Co | Circuit having high input impedance and linear response |
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0
- NL NL67373D patent/NL67373C/xx active
-
1941
- 1941-05-01 US US391376A patent/US2308997A/en not_active Expired - Lifetime
-
1947
- 1947-06-18 FR FR948178D patent/FR948178A/fr not_active Expired
- 1947-07-25 GB GB20137/47A patent/GB625379A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR948178A (fr) | 1949-07-25 |
| US2308997A (en) | 1943-01-19 |
| GB625379A (en) | 1949-06-27 |